Water/47 Fine Chalk/40.0 Ammonia (25%)/5 Latekoll D/48 NOPCO NDW/0.3 ACRONAL 81 D/100.0 Latekoll D is incorporated into the ammoniacal with vigorous stirring. The solution must be clear. QUARTZ FLOUR S 100/30.0 **Balsm Rosin WW is dissolved in amixture consisting of 2 parts of ethyl acetate and 1 part of methyl acetate. BALSAM ROSIN WW (70% sol'n.)**/35.0 LATEKOL D (12% sol'n.)*/8.4 Caustic Soda (10%)/6.0 *The Latekoll D Solution is produced as follows:
配制方法:
In order to achieve uniform distribution of the resin solution in the adhesive, it is necessary to use high-speed mixers for producing one-side adhesives. Turbine and planetary mixers are particularly suitable for this purpose.